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Date: Sun, 25 Dec 2016 19:35:03 +0100
From: SF Markus Elfring <elfring@...rs.sourceforge.net>
To: linux-media@...r.kernel.org,
Laurent Pinchart <laurent.pinchart@...asonboard.com>,
Mauro Carvalho Chehab <mchehab@...nel.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
kernel-janitors@...r.kernel.org
Subject: [PATCH 05/19] [media] uvc_driver: Enclose 24 expressions for the
sizeof operator by parentheses
From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Sun, 25 Dec 2016 10:05:05 +0100
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
The script "checkpatch.pl" pointed information out like the following.
WARNING: sizeof … should be sizeof(…)
Thus fix the affected source code places.
Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
drivers/media/usb/uvc/uvc_driver.c | 48 +++++++++++++++++++-------------------
1 file changed, 24 insertions(+), 24 deletions(-)
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index 32d39404c1cb..c05ba4bdec2d 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -402,7 +402,7 @@ static int uvc_parse_format(struct uvc_device *dev,
if (fmtdesc) {
strlcpy(format->name, fmtdesc->name,
- sizeof format->name);
+ sizeof(format->name));
format->fcc = fmtdesc->fcc;
} else {
uvc_printk(KERN_INFO, "Unknown video format %pUl\n",
@@ -445,7 +445,7 @@ static int uvc_parse_format(struct uvc_device *dev,
return -EINVAL;
}
- strlcpy(format->name, "MJPEG", sizeof format->name);
+ strlcpy(format->name, "MJPEG", sizeof(format->name));
format->fcc = V4L2_PIX_FMT_MJPEG;
format->flags = UVC_FMT_FLAG_COMPRESSED;
format->bpp = 0;
@@ -463,13 +463,13 @@ static int uvc_parse_format(struct uvc_device *dev,
switch (buffer[8] & 0x7f) {
case 0:
- strlcpy(format->name, "SD-DV", sizeof format->name);
+ strlcpy(format->name, "SD-DV", sizeof(format->name));
break;
case 1:
- strlcpy(format->name, "SDL-DV", sizeof format->name);
+ strlcpy(format->name, "SDL-DV", sizeof(format->name));
break;
case 2:
- strlcpy(format->name, "HD-DV", sizeof format->name);
+ strlcpy(format->name, "HD-DV", sizeof(format->name));
break;
default:
uvc_trace(UVC_TRACE_DESCR,
@@ -480,7 +480,7 @@ static int uvc_parse_format(struct uvc_device *dev,
}
strlcat(format->name, buffer[8] & (1 << 7) ? " 60Hz" : " 50Hz",
- sizeof format->name);
+ sizeof(format->name));
format->fcc = V4L2_PIX_FMT_DV;
format->flags = UVC_FMT_FLAG_COMPRESSED | UVC_FMT_FLAG_STREAM;
@@ -489,7 +489,7 @@ static int uvc_parse_format(struct uvc_device *dev,
/* Create a dummy frame descriptor. */
frame = &format->frame[0];
- memset(&format->frame[0], 0, sizeof format->frame[0]);
+ memset(&format->frame[0], 0, sizeof(format->frame[0]));
frame->bFrameIntervalType = 1;
frame->dwDefaultFrameInterval = 1;
frame->dwFrameInterval = *intervals;
@@ -660,7 +660,7 @@ static int uvc_parse_streaming(struct uvc_device *dev,
return -EINVAL;
}
- streaming = kzalloc(sizeof *streaming, GFP_KERNEL);
+ streaming = kzalloc(sizeof(*streaming), GFP_KERNEL);
if (!streaming) {
usb_driver_release_interface(&uvc_driver.driver, intf);
return -EINVAL;
@@ -812,8 +812,8 @@ static int uvc_parse_streaming(struct uvc_device *dev,
goto error;
}
- size = nformats * sizeof *format + nframes * sizeof *frame
- + nintervals * sizeof *interval;
+ size = nformats * sizeof(*format) + nframes * sizeof(*frame)
+ + nintervals * sizeof(*interval);
format = kzalloc(size, GFP_KERNEL);
if (!format) {
ret = -ENOMEM;
@@ -989,7 +989,7 @@ static int uvc_parse_vendor_control(struct uvc_device *dev,
if (buffer[24+p+2*n] != 0)
usb_string(udev, buffer[24+p+2*n], unit->name,
- sizeof unit->name);
+ sizeof(unit->name));
else
sprintf(unit->name, "Extension %u", buffer[3]);
@@ -1089,7 +1089,7 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
if (UVC_ENTITY_TYPE(term) == UVC_ITT_CAMERA) {
term->camera.bControlSize = n;
- term->camera.bmControls = (__u8 *)term + sizeof *term;
+ term->camera.bmControls = (__u8 *)term + sizeof(*term);
term->camera.wObjectiveFocalLengthMin =
get_unaligned_le16(&buffer[8]);
term->camera.wObjectiveFocalLengthMax =
@@ -1100,17 +1100,17 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
} else if (UVC_ENTITY_TYPE(term) ==
UVC_ITT_MEDIA_TRANSPORT_INPUT) {
term->media.bControlSize = n;
- term->media.bmControls = (__u8 *)term + sizeof *term;
+ term->media.bmControls = (__u8 *)term + sizeof(*term);
term->media.bTransportModeSize = p;
term->media.bmTransportModes = (__u8 *)term
- + sizeof *term + n;
+ + sizeof(*term) + n;
memcpy(term->media.bmControls, &buffer[9], n);
memcpy(term->media.bmTransportModes, &buffer[10+n], p);
}
if (buffer[7] != 0)
usb_string(udev, buffer[7], term->name,
- sizeof term->name);
+ sizeof(term->name));
else if (UVC_ENTITY_TYPE(term) == UVC_ITT_CAMERA)
sprintf(term->name, "Camera %u", buffer[3]);
else if (UVC_ENTITY_TYPE(term) == UVC_ITT_MEDIA_TRANSPORT_INPUT)
@@ -1152,7 +1152,7 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
if (buffer[8] != 0)
usb_string(udev, buffer[8], term->name,
- sizeof term->name);
+ sizeof(term->name));
else
sprintf(term->name, "Output %u", buffer[3]);
@@ -1177,7 +1177,7 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
if (buffer[5+p] != 0)
usb_string(udev, buffer[5+p], unit->name,
- sizeof unit->name);
+ sizeof(unit->name));
else
sprintf(unit->name, "Selector %u", buffer[3]);
@@ -1203,14 +1203,14 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
unit->processing.wMaxMultiplier =
get_unaligned_le16(&buffer[5]);
unit->processing.bControlSize = buffer[7];
- unit->processing.bmControls = (__u8 *)unit + sizeof *unit;
+ unit->processing.bmControls = (__u8 *)unit + sizeof(*unit);
memcpy(unit->processing.bmControls, &buffer[8], n);
if (dev->uvc_version >= 0x0110)
unit->processing.bmVideoStandards = buffer[9+n];
if (buffer[8+n] != 0)
usb_string(udev, buffer[8+n], unit->name,
- sizeof unit->name);
+ sizeof(unit->name));
else
sprintf(unit->name, "Processing %u", buffer[3]);
@@ -1236,12 +1236,12 @@ static int uvc_parse_standard_control(struct uvc_device *dev,
unit->extension.bNumControls = buffer[20];
memcpy(unit->baSourceID, &buffer[22], p);
unit->extension.bControlSize = buffer[22+p];
- unit->extension.bmControls = (__u8 *)unit + sizeof *unit;
+ unit->extension.bmControls = (__u8 *)unit + sizeof(*unit);
memcpy(unit->extension.bmControls, &buffer[23+p], n);
if (buffer[23+p+n] != 0)
usb_string(udev, buffer[23+p+n], unit->name,
- sizeof unit->name);
+ sizeof(unit->name));
else
sprintf(unit->name, "Extension %u", buffer[3]);
@@ -1932,7 +1932,7 @@ static int uvc_register_video(struct uvc_device *dev,
vdev->prio = &stream->chain->prio;
if (stream->type == V4L2_BUF_TYPE_VIDEO_OUTPUT)
vdev->vfl_dir = VFL_DIR_TX;
- strlcpy(vdev->name, dev->name, sizeof vdev->name);
+ strlcpy(vdev->name, dev->name, sizeof(vdev->name));
/* Set the driver data before calling video_register_device, otherwise
* uvc_v4l2_open might race us.
@@ -2049,9 +2049,9 @@ static int uvc_probe(struct usb_interface *intf,
? id->driver_info : uvc_quirks_param;
if (udev->product)
- strlcpy(dev->name, udev->product, sizeof dev->name);
+ strlcpy(dev->name, udev->product, sizeof(dev->name));
else
- snprintf(dev->name, sizeof dev->name,
+ snprintf(dev->name, sizeof(dev->name),
"UVC Camera (%04x:%04x)",
le16_to_cpu(udev->descriptor.idVendor),
le16_to_cpu(udev->descriptor.idProduct));
--
2.11.0
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